National Stock Number
4720-00-321-7538
National Stock Number (NSN) 4720-00-321-7538, or NIIN 003217538, (hose,air duct) has an unknown assigned date. NIIN 003217538 was cancelled on March 2, 1990, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 11116. [A FLEXIBLE, TUBULAR ITEM OF LIGHT WALL CONSTRUCTION. IT MUST HAVE SINGLE OR MULTIPLE LAYERS OF NONMETALLIC MATERIAL, BUT MAY CONTAIN METAL WIRE REINFORCEMENT, FOIL TYPE LINER, AND/OR WOVEN OR BRAIDED COVER. IT IS DESIGNED TO CONVEY UNDER LOW PRESSURE GASEOUS MATERIAL, SUCH AS AIR AND FUMES, AND LIGHT WEIGHT SOLID MATERIALS, SUCH AS DUST, POWDERS, AND FIBERS. FOR ITEMS WITH COUPLINGS, SEE HOSE ASSEMBLY, AIR DUCT. FOR ITEMS OF SLEEVE SECTION DESIGN RATED FOR HIGH PRESSURE USE, SEE SLEEVE, SEAL, COUPLING. EXCLUDES:HOSE, NONMETALLIC.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4720003217538 contains an unknown precious metal.
This information was last updated on Dec 01, 2024.